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FOC | Family List | FOC Vol. 14 | Apiaceae | Rhododendron

240. Rhododendron pudorosum Cowan, Notes Roy. Bot. Gard. Edinburgh. 19: 239. 1937.

羞怯杜鹃 xiu qie du juan

Trees 6–8 m tall; shoots stout, ca. 10 mm in diam., sparsely tomentose; bud scales persistent. Petiole stout, 25–30 mm, sparsely gray-white tomentose; leaf blade thickly leathery, oblanceolate to oblong, 14–20 × 4–7 cm; base rounded or broadly cuneate; margin slightly revolute; apex obtuse or rounded, mucronate; abaxial surface with glands; adaxial surface glabrous; midrib prominent abaxially. Inflorescence racemose-umbellate, 16–24-flowered; rachis 25–30 mm. Pedicel ca. 3.2 cm, ± yellowish floccose-tomentose; calyx lobes 8, ca. 1 mm, sparsely floccose; corolla ventricose-campanulate, rose-pink with rose basal blotch, 3.5–4 × ca. 5 cm wide, lobes 6(–8), emarginate; stamens 16, unequal, filaments glabrous; ovary ca. 7 × 3 mm in diam., densely white-tomentose, eglandular; style ca. 2.8 cm, glabrous; stigma large and discoid. Fl. May.

Abies forests, Rhododendron thickets; 3300–3800 m. S Xizang.


 

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